Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Washington

Average Temperature Rankings, September 1978

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1978 1-Month	55.1°F (12.8°C)	56.9°F (13.8°C)	-1.8°F (-1.0°C)	31st Coolest	Coolest since: 1977	1895
September 1978 1-Month	55.1°F (12.8°C)	56.9°F (13.8°C)	-1.8°F (-1.0°C)	98th Warmest	Warmest since: 1976	1967
Aug–Sep 1978 2-Month	58.9°F (14.9°C)	60.2°F (15.7°C)	-1.3°F (-0.8°C)	22nd Coolest	Coolest since: 1970	1895
	58.9°F (14.9°C)	60.2°F (15.7°C)	-1.3°F (-0.8°C)	107th Warmest	Warmest since: 1977	2022
	Ties: 1914
Jul–Sep 1978 3-Month	60.8°F (16.0°C)	61.5°F (16.4°C)	-0.7°F (-0.4°C)	28th Coolest	Coolest since: 1972	1895
	60.8°F (16.0°C)	61.5°F (16.4°C)	-0.7°F (-0.4°C)	101st Warmest	Warmest since: 1977	2022
	Ties: 1957, 1962, 1970, 1986
Jun–Sep 1978 4-Month	60.6°F (15.9°C)	60.6°F (15.9°C)	0.0°F (0.0°C)	60th Coolest	Coolest since: 1976	1954
	60.6°F (15.9°C)	60.6°F (15.9°C)	0.0°F (0.0°C)	69th Warmest	Warmest since: 1977	2021
	Ties: 1904, 1926, 1931, 1941, 1988, 2008, 2011
May–Sep 1978 5-Month	58.4°F (14.7°C)	58.8°F (14.9°C)	-0.4°F (-0.2°C)	38th Coolest	Coolest since: 1976	1899, 1964
	58.4°F (14.7°C)	58.8°F (14.9°C)	-0.4°F (-0.2°C)	91st Warmest	Warmest since: 1977	1958
	Ties: 1905, 1913, 1971, 1975, 1996
Apr–Sep 1978 6-Month	56.2°F (13.4°C)	56.5°F (13.6°C)	-0.3°F (-0.2°C)	45th Coolest	Coolest since: 1976	1955
	56.2°F (13.4°C)	56.5°F (13.6°C)	-0.3°F (-0.2°C)	84th Warmest	Warmest since: 1977	2015
	Ties: 1913, 1932, 1945, 1960, 1981
Mar–Sep 1978 7-Month	54.0°F (12.2°C)	54.0°F (12.2°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 1976	1955
	54.0°F (12.2°C)	54.0°F (12.2°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1977	2015
	Ties: 1937, 1946, 1983, 1991
Feb–Sep 1978 8-Month	51.8°F (11.0°C)	51.4°F (10.8°C)	0.4°F (0.2°C)	76th Coolest	Coolest since: 1976	1955
Feb–Sep 1978 8-Month	51.8°F (11.0°C)	51.4°F (10.8°C)	0.4°F (0.2°C)	53rd Warmest	Warmest since: 1977	2015
Jan–Sep 1978 9-Month	49.5°F (9.7°C)	48.8°F (9.3°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 1977	1916
	49.5°F (9.7°C)	48.8°F (9.3°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 1968	2015
	Ties: 1924, 1988, 2000, 2001, 2012
Dec 1977–Sep 1978 10-Month	47.7°F (8.7°C)	47.0°F (8.3°C)	0.7°F (0.4°C)	88th Coolest	Coolest since: 1977	1916
	47.7°F (8.7°C)	47.0°F (8.3°C)	0.7°F (0.4°C)	40th Warmest	Warmest since: 1967	2015
	Ties: 1924, 1953, 1963, 2012
Nov 1977–Sep 1978 11-Month	46.5°F (8.1°C)	46.0°F (7.8°C)	0.5°F (0.3°C)	75th Coolest	Coolest since: 1976	1916, 1917
	46.5°F (8.1°C)	46.0°F (7.8°C)	0.5°F (0.3°C)	53rd Warmest	Warmest since: 1977	2015
	Ties: 1947, 1970
Oct 1977–Sep 1978 12-Month	46.5°F (8.1°C)	46.1°F (7.8°C)	0.4°F (0.3°C)	74th Coolest	Coolest since: 1976	1917
	46.5°F (8.1°C)	46.1°F (7.8°C)	0.4°F (0.3°C)	54th Warmest	Warmest since: 1977	2015
	Ties: 1908, 1935, 1999, 2010
Apr 1977–Sep 1978 18-Month	50.0°F (10.0°C)	49.6°F (9.8°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1977	1917
	50.0°F (10.0°C)	49.6°F (9.8°C)	0.4°F (0.2°C)	50th Warmest	Warmest since: 1970	2015
	Ties: 1966, 1970, 2000
Oct 1976–Sep 1978 24-Month	46.6°F (8.1°C)	46.1°F (7.8°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 1977	1917
	46.6°F (8.1°C)	46.1°F (7.8°C)	0.5°F (0.3°C)	48th Warmest	Warmest since: 1968	2016
	Ties: 2010
Oct 1975–Sep 1978 36-Month	46.3°F (7.9°C)	46.1°F (7.8°C)	0.2°F (0.1°C)	71st Coolest	Coolest since: 1977	1950
	46.3°F (7.9°C)	46.1°F (7.8°C)	0.2°F (0.1°C)	55th Warmest	Warmest since: 1969	2016
	Ties: 1934, 1961, 1981, 2010, 2011, 2012
Oct 1974–Sep 1978 48-Month	46.1°F (7.8°C)	46.1°F (7.8°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1977	1950, 1951, 1952
	46.1°F (7.8°C)	46.1°F (7.8°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1977	2016
	Ties: 1906, 1938, 1948, 1959, 1977, 1980
Oct 1973–Sep 1978 60-Month	46.2°F (7.9°C)	46.1°F (7.8°C)	0.1°F (0.1°C)	66th Coolest	Coolest since: 1977	1920, 1952
	46.2°F (7.9°C)	46.1°F (7.8°C)	0.1°F (0.1°C)	58th Warmest	Warmest since: 1971	2017
	Ties: 1934, 1939, 1947, 1948, 1963, 1985, 1988

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings